This inventor holds 1 USPTO granted patent. Top assignee: Zhejiang University. Active years: 2024.
Company Filing History:
Years Active: 2024
Title: Qinghui Huang: Innovator in DC Islanding Detection
Introduction
Qinghui Huang is a notable inventor based in Hangzhou, China. He has made significant contributions to the field of electrical engineering, particularly in the area of direct current (DC) islanding detection. His innovative approach has the potential to enhance the stability and reliability of DC grids.
Latest Patents
Qinghui Huang holds a patent for a method titled "Method for DC islanding detection based on positive feedback of bus voltage at specific frequency." This method involves three key steps: the extraction of a specific frequency component of the bus voltage, the injection of a disturbance component of that frequency, and the determination of DC islanding. The process utilizes a positive feedback mechanism within a power management unit control loop. In grid-connected mode, the positive feedback mechanism is neutralized by the voltage management unit, maintaining bus voltage stability. Conversely, in islanding mode, the power management unit enables the bus voltage to undergo self-excited oscillation at the specific frequency due to the positive feedback mechanism.
Career Highlights
Qinghui Huang is affiliated with Zhejiang University, where he continues to advance research in electrical engineering. His work focuses on improving the efficiency and safety of power management systems, particularly in DC grid applications.
Collaborations
Qinghui has collaborated with esteemed colleagues, including Wuhua Li and Chushan Li, to further his research and development efforts in the field.
Conclusion
Qinghui Huang's innovative contributions to DC islanding detection demonstrate his commitment to advancing electrical engineering. His patent reflects a significant step forward in ensuring the stability of DC grids, showcasing his expertise and dedication to the field.